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Literature summary for 3.4.11.18 extracted from

  • Yuan, H.; Chai, S.C.; Lam, C.K.; Howard Xu, H.; Ye, Q.Z.
    Two methionine aminopeptidases from Acinetobacter baumannii are functional enzymes (2011), Bioorg. Med. Chem. Lett., 21, 3395-3398.
    View publication on PubMedView publication on EuropePMC

Cloned(Commentary)

Cloned (Comment) Organism
His-tagged protein expressed in Escherichia coli BL21(DE3) Acinetobacter baumannii

Inhibitors

Inhibitors Comment Organism Structure
4-(2-methyl-1,3-thiazol-4-yl)benzene-1,2-diol
-
Acinetobacter baumannii
4-(3-methylthiophen-2-yl)benzene-1,2-diol
-
Acinetobacter baumannii
5-(2,5-dichlorophenyl)furan-2-carboxylic acid
-
Acinetobacter baumannii
5-(2-chlorophenyl)furan-2-carboxylic acid
-
Acinetobacter baumannii
5-[(2,4-dichlorobenzyl)sulfanyl]-4H-1,2,4-triazol-3-amine
-
Acinetobacter baumannii
5-[(4-fluorobenzyl)sulfanyl]-4H-1,2,4-triazol-3-amine
-
Acinetobacter baumannii
5-[(4-methylbenzyl)sulfanyl]-4H-1,2,4-triazol-3-amine
-
Acinetobacter baumannii

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.111
-
Met-4-methylcoumaryl-7-amide after removal of divalent metal ions activated with 0.005 mM Ni2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii
0.115
-
Met-4-methylcoumaryl-7-amide after removal of divalent metal ions activated with 0.020 mM Mn2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii
0.13
-
Met-4-methylcoumaryl-7-amide after removal of divalent metal ions activated with 0.020 mM Co2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii
0.144
-
Met-4-methylcoumaryl-7-amide after removal of divalent metal ions activated with 0.020 mM Ni2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii
0.154
-
Met-4-methylcoumaryl-7-amide after removal of divalent metal ions activated with 0.020 mM Mn2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii
0.155
-
Met-4-methylcoumaryl-7-amide after removal of divalent metal ions activated with 0.0025 mM Fe2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii
0.161
-
Met-4-methylcoumaryl-7-amide after removal of divalent metal ions activated with 0.0025 mM Fe2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii
0.168
-
Met-4-methylcoumaryl-7-amide after removal of divalent metal ions activated with 0.020 mM Co2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii

Metals/Ions

Metals/Ions Comment Organism Structure
Fe2+ activator after removal of divalent metal ions with Chelex-100 Acinetobacter baumannii
Fe2+ activator after removal of divalent metal ions with EDTA Acinetobacter baumannii
Ni2+ activator after removal of divalent metal ions with Chelex-100 Acinetobacter baumannii
Ni2+ activator after removal of divalent metal ions with EDTA, less efficient than Fe2+ Acinetobacter baumannii

Organism

Organism UniProt Comment Textmining
Acinetobacter baumannii A0A1E3MBK2
-
-
Acinetobacter baumannii ATCC 17978 A0A1E3MBK2
-
-

Purification (Commentary)

Purification (Comment) Organism
immobilized metal ion affinity chromatography (Ni2+) Acinetobacter baumannii

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
Met-4-methylcoumaryl-7-amide + H2O
-
Acinetobacter baumannii Met + 7-amino-4-methylcoumarin
-
?
Met-4-methylcoumaryl-7-amide + H2O
-
Acinetobacter baumannii ATCC 17978 Met + 7-amino-4-methylcoumarin
-
?

Synonyms

Synonyms Comment Organism
methionine aminopeptidase AbMetAPx
-
Acinetobacter baumannii
methionine aminopeptidase AbMetAPy
-
Acinetobacter baumannii

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
0.0000508
-
Met-4-methylcoumaryl-7-amide after removal of divalent metal ions activated with 0.020 mM Mn2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii
0.000055
-
Met-4-methylcoumaryl-7-amide after removal of divalent metal ions activated with 0.020 mM Mn2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii
0.000137
-
Met-4-methylcoumaryl-7-amide after removal of divalent metal ions activated with 0.020 mM Co2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii
0.000159
-
Met-4-methylcoumaryl-7-amide after removal of divalent metal ions activated with 0.020 mM Co2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii
0.000263
-
Met-4-methylcoumaryl-7-amide after removal of divalent metal ions activated with 0.0025 mM Fe2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii
0.000305
-
Met-4-methylcoumaryl-7-amide after removal of divalent metal ions activated with 0.005 mM Ni2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii
0.000312
-
Met-4-methylcoumaryl-7-amide after removal of divalent metal ions activated with 0.020 mM Ni2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii
0.000449
-
Met-4-methylcoumaryl-7-amide after removal of divalent metal ions activated with 0.0025 mM Fe2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii

IC50 Value

IC50 Value IC50 Value Maximum Comment Organism Inhibitor Structure
0.00038
-
after removal of divalent metal ions activated with 0.02 mM Co2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-[(2,4-dichlorobenzyl)sulfanyl]-4H-1,2,4-triazol-3-amine
0.0004
-
after removal of divalent metal ions activated with 0.02 mM Ni2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-[(2,4-dichlorobenzyl)sulfanyl]-4H-1,2,4-triazol-3-amine
0.00051
-
after removal of divalent metal ions activated with 0.0025 mM Fe2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 4-(3-methylthiophen-2-yl)benzene-1,2-diol
0.00064
-
after removal of divalent metal ions activated with 0.02 mM Co2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-[(4-fluorobenzyl)sulfanyl]-4H-1,2,4-triazol-3-amine
0.00065
-
after removal of divalent metal ions activated with 0.0025 mM Fe2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 4-(3-methylthiophen-2-yl)benzene-1,2-diol
0.00078
-
after removal of divalent metal ions activated with 0.02 mM Co2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-[(2,4-dichlorobenzyl)sulfanyl]-4H-1,2,4-triazol-3-amine
0.00088
-
after removal of divalent metal ions activated with 0.02 mM Co2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-[(4-fluorobenzyl)sulfanyl]-4H-1,2,4-triazol-3-amine
0.00092
-
after removal of divalent metal ions activated with 0.02 mM Mn2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-(2-chlorophenyl)furan-2-carboxylic acid
0.00095
-
after removal of divalent metal ions activated with 0.0025 mM Fe2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 4-(2-methyl-1,3-thiazol-4-yl)benzene-1,2-diol
0.0021
-
after removal of divalent metal ions activated with 0.02 mM Co2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-[(4-methylbenzyl)sulfanyl]-4H-1,2,4-triazol-3-amine
0.0022
-
after removal of divalent metal ions activated with 0.02 mM Ni2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-[(4-fluorobenzyl)sulfanyl]-4H-1,2,4-triazol-3-amine
0.0038
-
after removal of divalent metal ions activated with 0.02 mM Co2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-[(4-methylbenzyl)sulfanyl]-4H-1,2,4-triazol-3-amine
0.0044
-
after removal of divalent metal ions activated with 0.02 mM Ni2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-[(4-methylbenzyl)sulfanyl]-4H-1,2,4-triazol-3-amine
0.0049
-
after removal of divalent metal ions activated with 0.005 mM Ni2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-[(2,4-dichlorobenzyl)sulfanyl]-4H-1,2,4-triazol-3-amine
0.0061
-
after removal of divalent metal ions activated with 0.02 mM Mn2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-(2,5-dichlorophenyl)furan-2-carboxylic acid
0.0071
-
after removal of divalent metal ions activated with 0.02 mM Mn2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-(2,5-dichlorophenyl)furan-2-carboxylic acid
0.013
-
after removal of divalent metal ions activated with 0.02 mM Mn2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-(2-chlorophenyl)furan-2-carboxylic acid
0.014
-
after removal of divalent metal ions activated with 0.02 mM Mn2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-[(2,4-dichlorobenzyl)sulfanyl]-4H-1,2,4-triazol-3-amine
0.021
-
after removal of divalent metal ions activated with 0.02 mM Co2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 4-(3-methylthiophen-2-yl)benzene-1,2-diol
0.022
-
after removal of divalent metal ions activated with 0.02 mM Mn2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 4-(3-methylthiophen-2-yl)benzene-1,2-diol
0.023
-
after removal of divalent metal ions activated with 0.005 mM Ni2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-[(4-fluorobenzyl)sulfanyl]-4H-1,2,4-triazol-3-amine
0.024
-
after removal of divalent metal ions activated with 0.02 mM Co2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 4-(2-methyl-1,3-thiazol-4-yl)benzene-1,2-diol
0.027
-
after removal of divalent metal ions activated with 0.005 mM Ni2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 4-(3-methylthiophen-2-yl)benzene-1,2-diol
0.03
-
after removal of divalent metal ions activated with 0.02 mM Mn2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 4-(3-methylthiophen-2-yl)benzene-1,2-diol
0.032
-
after removal of divalent metal ions activated with 0.0025 mM Fe2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 4-(2-methyl-1,3-thiazol-4-yl)benzene-1,2-diol
0.033
-
after removal of divalent metal ions activated with 0.02 mM Co2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 4-(3-methylthiophen-2-yl)benzene-1,2-diol
0.034
-
after removal of divalent metal ions activated with 0.02 mM Mn2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 4-(2-methyl-1,3-thiazol-4-yl)benzene-1,2-diol
0.034
-
after removal of divalent metal ions activated with 0.02 mM Mn2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-[(4-fluorobenzyl)sulfanyl]-4H-1,2,4-triazol-3-amine
0.039
-
after removal of divalent metal ions activated with 0.02 mM Co2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 4-(2-methyl-1,3-thiazol-4-yl)benzene-1,2-diol
0.044
-
after removal of divalent metal ions activated with 0.005 mM Ni2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-[(4-methylbenzyl)sulfanyl]-4H-1,2,4-triazol-3-amine
0.055
-
after removal of divalent metal ions activated with 0.02 mM Ni2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 4-(3-methylthiophen-2-yl)benzene-1,2-diol
0.056
-
after removal of divalent metal ions activated with 0.02 mM Ni2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 4-(2-methyl-1,3-thiazol-4-yl)benzene-1,2-diol
0.064
-
after removal of divalent metal ions activated with 0.02 mM Mn2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-[(2,4-dichlorobenzyl)sulfanyl]-4H-1,2,4-triazol-3-amine
0.072
-
after removal of divalent metal ions activated with 0.005 mM Ni2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 4-(2-methyl-1,3-thiazol-4-yl)benzene-1,2-diol
0.079
-
after removal of divalent metal ions activated with 0.02 mM Mn2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 4-(2-methyl-1,3-thiazol-4-yl)benzene-1,2-diol
0.094
-
after removal of divalent metal ions activated with 0.0025 mM Fe2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-[(2,4-dichlorobenzyl)sulfanyl]-4H-1,2,4-triazol-3-amine
0.103
-
after removal of divalent metal ions activated with 0.02 mM Mn2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-[(4-methylbenzyl)sulfanyl]-4H-1,2,4-triazol-3-amine
0.128
-
after removal of divalent metal ions activated with 0.0025 mM Fe2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-[(2,4-dichlorobenzyl)sulfanyl]-4H-1,2,4-triazol-3-amine
0.145
-
after removal of divalent metal ions activated with 0.02 mM Mn2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-[(4-methylbenzyl)sulfanyl]-4H-1,2,4-triazol-3-amine
0.186
-
after removal of divalent metal ions activated with 0.02 mM Ni2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-(2-chlorophenyl)furan-2-carboxylic acid
0.188
-
after removal of divalent metal ions activated with 0.005 mM Ni2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-(2-chlorophenyl)furan-2-carboxylic acid
0.251
-
after removal of divalent metal ions activated with 0.005 mM Ni2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-(2,5-dichlorophenyl)furan-2-carboxylic acid
0.286
-
after removal of divalent metal ions activated with 0.02 mM Ni2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-(2,5-dichlorophenyl)furan-2-carboxylic acid
0.288
-
after removal of divalent metal ions activated with 0.0025 mM Fe2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-(2-chlorophenyl)furan-2-carboxylic acid
0.303
-
after removal of divalent metal ions activated with 0.02 mM Mn2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-[(4-fluorobenzyl)sulfanyl]-4H-1,2,4-triazol-3-amine
0.355
-
after removal of divalent metal ions activated with 0.0025 mM Fe2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-(2,5-dichlorophenyl)furan-2-carboxylic acid
0.358
-
after removal of divalent metal ions activated with 0.0025 mM Fe2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-(2-chlorophenyl)furan-2-carboxylic acid
0.381
-
after removal of divalent metal ions activated with 0.02 mM Co2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-(2-chlorophenyl)furan-2-carboxylic acid
0.394
-
after removal of divalent metal ions activated with 0.02 mM Co2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-(2-chlorophenyl)furan-2-carboxylic acid
0.494
-
after removal of divalent metal ions activated with 0.02 mM Co2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii 5-(2,5-dichlorophenyl)furan-2-carboxylic acid

kcat/KM [mM/s]

kcat/KM Value [1/mMs-1] kcat/KM Value Maximum [1/mMs-1] Substrate Comment Organism Structure
0.00033
-
Met-4-methylcoumaryl-7-amide after removal of divalent metal ions activated with 0.020 mM Mn2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii
0.000479
-
Met-4-methylcoumaryl-7-amide after removal of divalent metal ions activated with 0.020 mM Mn2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii
0.000948
-
Met-4-methylcoumaryl-7-amide after removal of divalent metal ions activated with 0.020 mM Co2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii
0.00105
-
Met-4-methylcoumaryl-7-amide after removal of divalent metal ions activated with 0.020 mM Co2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii
0.0017
-
Met-4-methylcoumaryl-7-amide after removal of divalent metal ions activated with 0.0025 mM Fe2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii
0.00217
-
Met-4-methylcoumaryl-7-amide after removal of divalent metal ions activated with 0.020 mM Ni2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii
0.00275
-
Met-4-methylcoumaryl-7-amide after removal of divalent metal ions activated with 0.005 mM Ni2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii
0.00278
-
Met-4-methylcoumaryl-7-amide after removal of divalent metal ions activated with 0.0025 mM Fe2+, pH not specified in the publication, temperature not specified in the publication Acinetobacter baumannii